60 lines
2.4 KiB
Python
60 lines
2.4 KiB
Python
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#!/usr/bin/env python
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# Generate expected binary hexdump output from specially formatted asm file.
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#
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# Copyright (C) 2009 Peter Johnson
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND OTHER CONTRIBUTORS ``AS IS''
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR OTHER CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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def gen_expected(fout, fin):
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count = 0
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for line in fin:
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if not line:
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continue
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if line.startswith(';'):
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continue
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# extract portion after ; character
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(insn, sep, comment) = line.partition(';')
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if not sep:
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continue # ; not found
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# comment must be formatted as 2-char hex and/or 3-char octal bytes
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# separated by spaces
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bytes = []
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for byte in comment.split():
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if len(byte) == 2:
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bytes.append(int(byte, 16))
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elif len(byte) == 3:
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bytes.append(int(byte, 8))
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else:
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break
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for byte in bytes:
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print >>fout, "%02x " % byte
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count += 1
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print "Processed %d instructions" % count
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if __name__ == "__main__":
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import sys
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if len(sys.argv) != 3:
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print >>sys.stderr, "Usage: gencheck.py <in.asm> <out.hex>"
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sys.exit(2)
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gen_expected(open(sys.argv[2], "w"), open(sys.argv[1], "r"))
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